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Renewable energy : environment and development
Dayal, Maheshwar, (1989)
Renewable sources of energy : solar, wind, biomass ; an annot. bibliogr.
Sehgal, Ramesh Lal, (1985)
Solar energy and rural development : proceedings of the National Seminar on Solar Energy and Rural Development,Kolhapur (India) May 29 - 31, 1987
Pawar, S. H., (1988)